Mission Statement

PQIA’s mission is to serve the consumer of lubricants by testing and reporting on the quality and integrity of lubricants in the marketplace. 

It is expected that this improved visibility of quality will lead to wider conformance by lubricant manufacturers to specification and performance claims.

Featured Story

Read the Labels on Motor Oil Before You Buy

Know how to read the labels and what to look for on both the front and back labels of the motor oil you buy, or you may be using product that can cause unsatisfactory performance or damage to your engine. The following are some key items to look for on motor oil labels and to consider before buying. Responsible Party Whereas there are several important oil related words, numbers and symbols to look for when reading a motor oil label, the first is the party responsible for the product. The Fair Packaging and Labeling Act (FPLA) and the Uniform Packaging and Labeling Regulations requires each package of consumer commodities bear a label on which there is the name and place of business of the manufacturer, packer, or distributor. The label must include address, city, state and zip code. The street address may be omitted if it is listed in a

Read More »

Recent News

Compliance – Properly Displaying Viscosity Grade

Viscosity is one of the most important properties of motor oil and generally the first piece of information a consumer looks for, beyond brand, when making a buying decision. For this reason, the viscosity grade is shown on the front label in plainly visible print. Further, many brands display it on the front label in

Read More »

Access to Safety Data Sheets

The Hazard Communication Standard “requires that the chemical manufacturer, distributor, or importer provide Safety Data Sheets (SDSs), formerly Material Safety Data Sheets (MSDS),  for each hazardous chemical to downstream users to communicate information on these hazards.” Whereas Safety Data Sheets for many lubricants are readily available from lubricant manufacturers and distributors, the Petroleum Quality Institute of

Read More »

A Look at Navi Guard, Peak, NAPA, and Gulf

Navi Guard Ultra Full Synthetic Motor Oil SAE 0W-20 API SN/ILSAC GF-5/dexos1 Gen2  The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories. Read More> PEAK Full Synthetic Motor Oil SAE 5W-30

Read More »

Castrol GTX and Ford Motorcraft

Castrol GTX Diesel Motor OilSAE 15W-40, API CK-4 The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories. Read More> Ford Motorcraft Super Duty Formula Diesel Motor OilSAE 15W-40“Meets WSS-M2C171-F1, Cummins CES

Read More »

A Look at Delo, Delvac, and Rotella SAE 15W-40 Heavy-Duty

Chevron Delo 400 SDE Heavy Duty Diesel Engine Oil SAE 15W-40 API CK-4/SN, CJ-4, CI-4 PLUS  The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories. Read More> Mobil Delvac 1300 Super

Read More »

Now Live ILSAC GF-6/API SP/Resource Conserving

Today is the first day that passenger car engine oils can officially be licensed as ILSAC GF-6/API SP/Resource Conserving Below is a new Quick Reference (QR) the Petroleum Quality Institute of America added to its library of guides. This QR provides a summary of the new API SP and ILSAC GF-6 designations. Consumers are encouraged

Read More »

A Look at Five SAE 0W-20s

Castrol Edge Full Synthetic Motor OilSAE 0W-20, API SN PLUS/ILSAC GF-5 The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories. Read More> Mobil 1 High Mileage Full Synthetic Motor OilSAE 0W-20, API SN

Read More »

Citgo Tractor Hydraulic Fluid Class Action Settled for $18.83 Million

The settlement establishes a $18,825,000.00 “Class Settlement Fund” that will be paid to Settlement Class Members as: (1) cash awards of up to 100% of the purchase price paid for the 303 Tractor Hydraulic Fluid Products and (2) reimbursement for the costs of any repairs, parts, and specific equipment damage that a Settlement Class Member

Read More »

Results in on Master, Two PolyGUARD, and Formula 300

A Look at Four Samples Recently Examined Click bottle for details Master Synthetic Blend Motor Oil SAE 5W-30, API SN PLUS/ILSAC GF-5 The results of the tests conducted on this sample meet the SAE J300 specifications for the SAE Viscosity Grade listed on the product label, and are consistent with the listed API Service Categories.

Read More »

PASSENGER CAR MOTOR OIL

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/PASSENGER CAR MOTOR OIL Passenger car motor oil is the lifeblood of your engine. In addition to lubricating moving

Read More »

AUTOMATIC TRANSMISSION FLUID

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY/AUTOMATIC TRANSMISSION FLUID Automatic Transmission Fluids are carefully balanced to lubricate and protect your transmission while providing smooth and

Read More »

ANTIFREEZE & COOLANT

PETROLEUM QUALITY INSTITUTE OF AMERICA SAMPLE SUMMARY FOR ANTIFREEZE & COOLANT Antifreeze/coolant is critical for protecting engines. The primary function of the fluid is keep

Read More »